package org.example.service;

import org.example.pojo.Emp;

import java.util.List;

/**
 *@ClassName: EmpService
 *@Author: CJ
 *@Date: 2021-9-2 10:40
 */
public interface EmpService {

    int addEmp(Emp emp);

    Emp selectEmpById(Integer id);

    List<Emp> selectAll();
}
